>> is that john harbaugh? >> hey, john -- >> that was mean, john. i was ready to answer that question. >> mom was ready to come through the phone. i'm so happy joany recognized your voice. >> the sister recognizing the voice just in time. the parents vow to remain neutral on super sunday out of fairness but also knowing what their boys are made of. >> how sickly competitive are these guys? >> a fire stoked while their father, jack, spent 43 years as a high school and college football coach. the stories instant sport legend. kentucky university ran out of money, jim then a star nfl quarterback, and john an assistant at the university of cincinnati volunteered to help the program for free and they turned it around and nine years later the school won a division i national title. jim's anger at opposing coaches for what one thought running up a score and once bouncing past a coach while celebrating a win. in the super bowl -- >> two team with ruthless coaches, what if things get out of hand and there's fights in the game? >> two enter the cage and one l